body {
  margin: 0;
  padding: 0;
}

.header {
  width: 100%;
  height: 70px;
  background-color: #fff;
}

.header .nav {
  width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  box-sizing: border-box;
}

.header .nav .logo {
  height: 30px;
  margin-right: 30px;
}

.header .nav .position {
  display: flex;
  align-items: center;
  margin-right: 20px;
}

.header .nav .position a {
  font-size: 12px;
  text-decoration: none;
  color: black;
}

.header .nav .position a img {
  margin-bottom: 2px;
  margin-left: 5px;
}

.header .nav .type {
  list-style: none;
  display: flex;
  margin-right: 80px;
}

.header .nav .type li {
  font-size: 12px;
  margin-right: 20px;
}

.header .nav .type li a {
  text-decoration: none;
  color: black;
}

.header .nav .type li a:hover {
  color: #ff3c1b;
}

.header .nav input {
  height: 35px;
  width: 300px;
  padding-left: 20px;
  border: 1px solid #ccc;
  border-right: none;
  border-top-left-radius: 17.5px;
  border-bottom-left-radius: 17.5px;
  box-sizing: border-box;
  outline: none;
}

.header .nav input::placeholder {
  font-size: 12px;
}

.header .nav button {
  height: 35px;
  width: 35px;
  background-color: #fff;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-left: none;
  border-top-right-radius: 17.5px;
  border-bottom-right-radius: 17.5px;
}

.header .nav button img {
  margin-top: 2px;
}

.header .nav .login {
  list-style: none;
  display: flex;
  margin-left: 150px;
  font-size: 12px;
}

.header .nav .login li {
  padding: 0px 5px;
}

.header .nav .login li:first-child {
  border-right: 1px solid black;
}

.header .nav .login li a {
  text-decoration: none;
  color: black;
}

footer {
  width: 100%;
  height: 400px;
  background-color: #e6e6e6;
  overflow: hidden;
}

footer .top {
  margin: 0 auto;
  width: 1200px;
  height: 254px;
  padding-top: 46px;
  display: flex;
  justify-content: space-between;
  box-sizing: border-box;
}

footer .top .itm {
  height: auto;
}

footer .top .itm strong {
  font-size: 16px;
  color: #0f0f0f;
  font-weight: normal;
}

footer .top .itm p {
  margin-top: 15px;
  font-size: 12px;
  color: #686868;
}

footer .top .itm img {
  display: block;
  margin-top: 15px;
}

footer .line {
  margin: 0 auto;
  width: 1200px;
  height: 2px;
  background-color: #ff3c1b;
}

footer .bottom ul {
  width: 885px;
  margin: 24px auto;
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: space-evenly;
  font-size: 16px;
}

footer .bottom ul li {
  height: 17px;
  line-height: 17px;
  text-align: center;
  border-right: 1px solid black;
  flex-grow: 1;
}

footer .bottom ul li.last {
  border: none;
}

footer .bottom .bt-imgs {
  width: 885px;
  margin: 5px auto;
  display: flex;
  justify-content: space-evenly;
}
